workspace/plasma/applets/calendar/calendar.cpp

   1 /***************************************************************************
   2  *   Copyright 2008 by Davide Bettio <davide.bettio@kdemail.net>           *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA .        *
  18  ***************************************************************************/
  19
  20 #include <QGraphicsLayout>
  21 #include <QPainter>
  22
  23 #include <KDebug>
  24 #include <KIcon>
  25
  26 #include <Plasma/Svg>
  27 #include <Plasma/Theme>
  28
  29 #include "calendar.h"
  30
  31
  32 CalendarTest::CalendarTest(QObject *parent, const QVariantList &args)
  33     : Plasma::PopupApplet(parent, args),
  34     m_calendarDialog(0),
  35     m_theme(0)
  36 {
  37     setAspectRatioMode(Plasma::IgnoreAspectRatio);
  38 }
  39
  40 void CalendarTest::init()
  41 {
  42     setPopupIcon("view-pim-calendar");
  43 }
  44
  45 QGraphicsWidget *CalendarTest::graphicsWidget()
  46 {
  47     if (!m_calendarDialog) {
  48         m_calendarDialog = new Plasma::Calendar(this);
  49         m_calendarDialog->setPreferredSize(220, 250);
  50     }
  51
  52     return m_calendarDialog;
  53 }
  54
  55 CalendarTest::~CalendarTest()
  56 {
  57
  58 }
  59
  60 void CalendarTest::constraintsEvent(Plasma::Constraints constraints)
  61 {
  62     if (!m_calendarDialog) {
  63         graphicsWidget();
  64     }
  65
  66     if ((constraints|Plasma::FormFactorConstraint || constraints|Plasma::SizeConstraint) &&
  67         layout()->itemAt(0) != m_calendarDialog) {
  68         paintIcon();
  69     }
  70 }
  71
  72 void CalendarTest::paintIcon()
  73 {
  74     //TODO: connect to a dataengine to repaint this thing on date change
  75     const int iconSize = qMin(size().width(), size().height());
  76
  77     if (iconSize <= 0) {
  78         return;
  79     }
  80
  81     QPixmap icon(iconSize, iconSize);
  82
  83     if (!m_theme) {
  84         m_theme = new Plasma::Svg(this);
  85         m_theme->setImagePath("calendar/mini-calendar");
  86         m_theme->setContainsMultipleImages(true);
  87     }
  88
  89     icon.fill(Qt::transparent);
  90     QPainter p(&icon);
  91
  92     m_theme->paint(&p, icon.rect(), "mini-calendar");
  93
  94     QFont font = Plasma::Theme::defaultTheme()->font(Plasma::Theme::DefaultFont);
  95     p.setPen(Plasma::Theme::defaultTheme()->color(Plasma::Theme::ButtonTextColor));
  96     font.setPixelSize(icon.size().height() / 2);
  97     p.setFont(font);
  98     p.drawText(icon.rect().adjusted(0, icon.size().height()/4, 0, 0), Qt::AlignCenter, QString::number(QDate::currentDate().day()));
  99     m_theme->resize();
 100     p.end();
 101     setPopupIcon(icon);
 102 }
 103
 104 void CalendarTest::configAccepted()
 105 {
 106     update();
 107 }
 108
 109 #include "calendar.moc"